Table 7.
Prevalence of wheezing and allergies among children of Czech ethnicity stratified by region of residence
|
Region |
Number and % of children |
% of children with wheezing |
Skin tests, number of tested, % positive |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
% of children | ||||||||||||||
| N | WH% | AE% | AR% | only WH | WH + AR + AE | WH + AE | WH + AR1 | N | Molds | Dog | Cat | Mites | Pollen2 | |
| O. south |
677 |
10.0 |
15.2 |
9.0 |
29.4 |
23.5 |
29.4 |
41.2 |
104 |
5.8 |
14.4 |
14.4 |
25.0 |
45.2 |
| O. east |
170 |
37.1 |
35.3 |
24.1 |
6.3 |
42.9 |
36.5 |
57.1 |
67 |
7.7 |
1.0 |
1.0 |
9.6 |
29.8 |
| O. center |
289 |
10.7 |
13.8 |
9.3 |
46.4 |
3.0 |
19.4 |
32.3 |
76 |
17.3 |
4.8 |
5.8 |
27.9 |
35.9 |
| O. west | 268 | 13.1 | 17.5 | 8.2 | 42.9 | 17.1 | 28.6 | 32.6 | 47 | 7.7 | 4.8 | 3.8 | 11.5 | 21.2 |
Only children living in the four regions of Ostrava from birth to the age of 5 years are included. WH – wheezing, AE – atopic eczema, AR – allergic rhinitis (without differentiating between hay fever and year-round rhinitis). The prevalence of wheezing and allergies is significantly higher in Ostrava east (Kruskal Wallis test, P = 0.0001). Skin tests in children of Czech ethnicity - the percentages of positive tests in the children tested.
1without regards to AE, 2child positive to any species.